<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>登录</title>
    <style type="text/css">
        table {
            border: 5px solid black;
            margin: 0 auto;
        }
    </style>
</head>
<body>
<h1 align="center">用户登录</h1>
<form action="/loginUser" method="get">
    <table>
        <tr>
            <td>用户名</td>
            <td>
                <input type="text" name="username">
            </td>
        </tr>
        <tr>
            <td>密码</td>
            <td>
                <input type="password" name="password">
            </td>
        </tr>
        <tr>
            <td colspan="2" align="center">
                <input type="submit" value="登录">
            </td>
        </tr>
    </table>
</form>
</body>
</html>